Struct fluvio_future::tracing::field::Empty[−][src]

pub struct Empty;

An empty field.

This can be used to indicate that the value of a field is not currently present but will be recorded later.

When a field’s value is Empty. it will not be recorded.

Trait Implementations

impl Debug for Empty[src]

pub fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>[src]

Formats the value using the given formatter. Read more

impl PartialEq<Empty> for Empty[src]

pub fn eq(&self, other: &Empty) -> bool[src]

This method tests for self and other values to be equal, and is used by ==. Read more

#[must_use]
fn ne(&self, other: &Rhs) -> bool1.0.0[src]

This method tests for !=.

impl Value for Empty[src]

pub fn record(&self, &Field, &mut dyn Visit)[src]

Visits this value with the given Visitor.

impl Eq for Empty[src]

impl StructuralEq for Empty[src]

impl StructuralPartialEq for Empty[src]

Auto Trait Implementations

impl RefUnwindSafe for Empty

impl Send for Empty

impl Sync for Empty

impl Unpin for Empty

impl UnwindSafe for Empty

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized, [src]

pub fn type_id(&self) -> TypeId[src]

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
    T: ?Sized, [src]

pub fn borrow(&self) -> &T[src]

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
    T: ?Sized, [src]

pub fn borrow_mut(&mut self) -> &mut T[src]

Mutably borrows from an owned value. Read more

impl<T> From<T> for T[src]

pub fn from(t: T) -> T[src]

Performs the conversion.

impl<T> Instrument for T[src]

fn instrument(self, span: Span) -> Instrumented<Self>ⓘ

Notable traits for Instrumented<T>

impl<T> Future for Instrumented<T> where
    T: Future,  type Output = <T as Future>::Output;
[src]

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>ⓘ

Notable traits for Instrumented<T>

impl<T> Future for Instrumented<T> where
    T: Future,  type Output = <T as Future>::Output;
[src]

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

impl<T, U> Into<U> for T where
    U: From<T>, [src]

pub fn into(self) -> U[src]

Performs the conversion.

impl<T, U> TryFrom<U> for T where
    U: Into<T>, [src]

type Error = Infallible

The type returned in the event of a conversion error.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]

Performs the conversion.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, [src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]

Performs the conversion.